Protective face mask



FIG. 1 is a top front left perspective view of a protective face mask in an open position showing my new design;

FIG. 2 is a bottom rear left perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a right side elevational view thereof;

FIG. 9 is a front left perspective view thereof, shown in a closed position on a wearer in an environment of use;

FIG. 10 is a top front left perspective view of the protective face mask in a closed position;

FIG. 11 is a bottom rear left perspective view thereof;

FIG. 12 is a front elevational view thereof;

FIG. 13 is a rear elevational view thereof;

FIG. 14 is a top plan view thereof;

FIG. 15 is a bottom plan view thereof;

FIG. 16 is a left side elevational view thereof; and,

FIG. 17 is a right side elevational view thereof.

The dash-dash broken line showing of the wearer in FIG. 9 depicts environmental subject matter that forms no part of the claimed design. The short dash-short dash-long dash broken lines in FIG. 9 depict a boundary of the environment and form no part of the claimed design. All other broken lines in the drawings depict portions of the protective face mask that form no part of the claimed design. 

CLAIM The ornamental design for a “protective face mask”, as shown and described. 